// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CC_BLIMP_LAYER_FACTORY_H_
#define CC_BLIMP_LAYER_FACTORY_H_

#include "base/macros.h"
#include "base/memory/ref_counted.h"
#include "cc/input/scrollbar.h"

namespace cc {
class ContentLayerClient;
class Layer;
class PictureLayer;
class SolidColorScrollbarLayer;

// Used to allow tests to inject the Layer created by the
// CompositorStateDeserializer on the client.
class LayerFactory {
public:
    virtual ~LayerFactory() { }

    virtual scoped_refptr<Layer> CreateLayer(int engine_layer_id) = 0;

    virtual scoped_refptr<PictureLayer> CreatePictureLayer(
        int engine_layer_id,
        ContentLayerClient* content_layer_client)
        = 0;

    virtual scoped_refptr<SolidColorScrollbarLayer>
    CreateSolidColorScrollbarLayer(int engine_layer_id,
        ScrollbarOrientation orientation,
        int thumb_thickness,
        int track_start,
        bool is_left_side_vertical_scrollbar,
        int scroll_layer_id)
        = 0;

    // Create layers for testing.
    virtual scoped_refptr<PictureLayer> CreateFakePictureLayer(
        int engine_layer_id,
        ContentLayerClient* content_layer_client)
        = 0;

    virtual scoped_refptr<Layer> CreatePushPropertiesCountingLayer(
        int engine_layer_id)
        = 0;
};

} // namespace cc

#endif // CC_BLIMP_LAYER_FACTORY_H_
